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Redis command to get all available keys?
... or greater): SCAN is a superior alternative to KEYS, in the sense that it does not block the server nor does it consume significant resources. Prefer using it.
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H2 in-memory database. Table not found
... has to be a named in-memory database, i.e. jdbc:h2:mem:;DB_CLOSE_DELAY=-1 does not work.
– Peter Becker
Jul 1 '14 at 0:23
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What is the meaning of symbol $ in jQuery?
What does the $ sign in jQuery stand for?
11 Answers
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What is the difference between varchar and nvarchar?
...tent as varchar just fine to my DB . I just specify its UTF-8 though . How does that work then ?
– Nishant
Sep 24 '14 at 14:24
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Simulate airplane mode in iPhone Simulator
...at apps running in the simulator are really Mac apps. The iPhone Simulator doesn't emulate the iPhone; it's just an environment for Mac apps to link against and look like an iPhone. So you need a way, at the system layer, to restrict an app from talking to the network. Unix doesn't provide that; it ...
Lightweight Java Object cache API [closed]
...in memory cache. You can specify a max size, and a time to live.
EHCache does offer some advanced features, but if your not interested in using them - don't. But it's nice to know they are there if your requirements ever change.
Here is an in memory cache. Created in code, with no configuration...
Where are iOS simulator screenshots stored?
...Xcode (Organizer) you need to have hardware device attached. The organizer does not appear to take screenshots from the simulator.
And outside of Xcode:
If you create screenshots using the Finder (command-shift-3 or command-shift-4), these also end up on the Desktop as something like: "Screen Sh...
What is the best way to paginate results in SQL Server
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Just to note that ROW_NUMBER() does not exist in SQL Server 2000
– John Hunter
Dec 3 '08 at 13:28
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Preserving order with LINQ
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@Amy B yes but it doesn't apply to Linq to Objects. In Linq to Sql, distinct() puts the distinct keyword into the generated sql, and ordering from sql is not guaranteed. I'd be interested to see an implementation of distinct for linq to objec...
How to tell if a string contains a certain character in JavaScript?
...ssive amount of overhead to get the exact same thing the built in function does. There are a lot of people who don't understand regex, and generally the simpler answer is the best.
– kemiller2002
Oct 13 '15 at 19:19
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